OpenTechnical

OT-2026-000103237

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pulsed blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000103237) never changes.

Identity and time

Publication numberOT-2026-000103237 · never reused
Internal UUID01a0aea4-be3f-7ef7-831e-65bccb066076 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103237
StatusPUBLIC

Content hashes

Canonical text93868cbefe2b796054a23935acaf37948c89b1292b0f97dace9423d3cba2291f
Markdownc19be92b3c0e225055f1089751668be0b7c8cf21d08dea6c844ce416afdcd649
PDF
Publication pagef39a185bd642b540320072638bc7664035a93dcd8495f5a972c2c294b5926169
Manifest25a360cfadcc98595fbcb84ef0704282f416f07213b4edf60e031fdf90f92e66

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturepoguYu3/awpSV6jTQggOFPWaSOl8b6Q7JEm7OKHe8j3eeyM14/N59OsjO01nAOQEe5qlaNv+X4k9N+A3lP6PBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:22:50.536708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103237
observed f39a185bd642b540320072638bc76640...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:50.518734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103237/manifest.json
observed 25a360cfadcc98595fbcb84ef0704282...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:50.489794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103237/publication.md
observed c19be92b3c0e225055f1089751668be0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:50.460009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103237/publication.txt
observed 93868cbefe2b796054a23935acaf3794...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.